Texas Instruments C2000

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Converting ADC Results into IQ Format

C2000 Microcontroller Workshop - Numerical Concepts 8 - 27

#if MATH_TYPE == IQ_MATH

#define AdcFsVoltage _IQ(3.3) // ADC full scale voltage

#else // MATH_TYPE is FLOAT_MATH

#define AdcFsVoltage _IQ(3.3/4096.0) // ADC full scale voltage

#endif

_iq Result; // ADC result

void main(void)

{

Result = _IQmpy(AdcFsVoltage, _IQ12toIQ( (_iq)AdcResult.ADCRESULT0));

}

Can a Single ADC Interface Code Line be

Written for IQmath and Floating-Point?

does

nothing

FLOAT_MATH

behavior:

float

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